<template>
  <div
    :class="{ onLockLogin: showLogin }"
    class="lockscreen"
    @keyup="onLockLogin(true)"
    @mousedown.stop
    @contextmenu.prevent
  >
    <template v-if="!showLogin">
      <div class="lock-box">
        <div class="lock">
          <span class="lock-icon" title="解锁屏幕" @click="onLockLogin(true)">
            <el-icon><Lock /></el-icon>
          </span>
        </div>
      </div>
      <!--充电-->
      <recharge
        :battery="battery"
        :battery-status="batteryStatus"
        :calc-discharging-time="calcDischargingTime"
        :calc-charging-time="calcChargingTime"
      />

      <div class="local-time">
        <div class="time">{{ hour }}:{{ minute }}</div>
        <div class="date">{{ month }}月{{ day }}号，星期{{ week }}</div>
      </div>
      <div class="computer-status">
        <span :class="{ offline: !online }" class="network">
          <!-- <wifi-outlined class="network" /> -->
        </span>
        <!-- <api-outlined /> -->
      </div>
    </template>

    <!--登录-->
    <template v-if="showLogin">
      <div class="login-box">
        <el-avatar :size="80" :src="loginParams.avatar" />
        <div class="username">{{ loginParams.username }}</div>
        <el-input
          type="password"
          autofocus
          v-model="loginParams.password"
          @keyup.enter="onLogin"
          placeholder="请输入登录密码"
        >
          <template #suffix>
            <el-icon @click="onLogin" style="cursor: pointer">
              <Loading v-if="loginLoading" />
              <ArrowRightBold v-else />
            </el-icon>
          </template>
        </el-input>

        <div class="flex w-full" v-if="isLoginError">
          <span class="text-red-500">{{ errorMsg }}</span>
        </div>

        <div class="opration-btn">
          <div><a @click="showLogin = false">返回</a></div>
          <div><a @click="goLogin">重新登录</a></div>
          <!-- <div><a @click="onLogin">进入系统</a></div> -->
        </div>
      </div>
    </template>
  </div>
</template>

<script lang="ts">
import { defineComponent, reactive, toRefs } from 'vue'
import { useRouter, useRoute } from 'vue-router'
import { useOnline } from '@/hooks/useOnline'
import { useTime } from '@/hooks/useTime'
import { useBattery } from '@/hooks/useBattery'
import { useScreenLockStore } from '@/store/modules/screenLock'
import { useUserStore } from '@/store/modules/user'
import { login } from '@/api'
import { LOGIN_URL } from '@/config/config'
import recharge from './Recharge.vue'

export default defineComponent({
  name: 'ScreenLock',
  components: {
    recharge,
  },
  setup() {
    const useScreenLock = useScreenLockStore()
    const userStore = useUserStore()

    // 获取时间
    const { month, day, hour, minute, second, week } = useTime()
    const { online } = useOnline()

    const router = useRouter()
    const route = useRoute()

    const { battery, batteryStatus, calcDischargingTime, calcChargingTime } =
      useBattery()
    const state = reactive({
      showLogin: false,
      loginLoading: false, // 正在登录
      isLoginError: false, //密码错误
      errorMsg: '密码错误',
      loginParams: {
        username: userStore.userInfo?.name || '',
        password: '',
        avatar: userStore.userInfo?.avatar,
      },
    })

    // 解锁登录
    const onLockLogin = (value: boolean) => (state.showLogin = value)

    // 登录
    const onLogin = async () => {
      if (!state.loginParams.password.trim()) {
        return
      }
      const params = {
        isLock: true,
        ...state.loginParams,
      }
      state.loginLoading = true
      try {
        await login(params)
        onLockLogin(false)
        useScreenLock.setLock(false)
        state.loginLoading = false
      } catch (error) {
        state.errorMsg = '密码错误'
        state.isLoginError = true
        state.loginLoading = false
        console.log(error)
      }
    }

    //重新登录
    const goLogin = async () => {
      // onLockLogin(false)
      await userStore.Logout()
      useScreenLock.setLock(false)
      router.push({ path: LOGIN_URL, query: { redirect: route.fullPath } })
    }

    return {
      ...toRefs(state),
      online,
      month,
      day,
      hour,
      minute,
      second,
      week,
      battery,
      batteryStatus,
      calcDischargingTime,
      calcChargingTime,
      onLockLogin,
      onLogin,
      goLogin,
    }
  },
})
</script>

<style lang="scss" scoped>
.lockscreen {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  display: flex;
  background: #000;
  color: white;
  overflow: hidden;
  z-index: 9999;

  &.onLockLogin {
    background-color: rgba(25, 28, 34, 0.88);
    backdrop-filter: blur(7px);
  }

  .login-box {
    position: absolute;
    top: 45%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;

    > * {
      margin-bottom: 14px;
    }

    .username {
      font-size: 30px;
    }
  }

  .lock-box {
    position: absolute;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 34px;
    z-index: 100;

    .tips {
      color: white;
      cursor: text;
    }

    .lock {
      display: flex;
      justify-content: center;

      .lock-icon {
        cursor: pointer;

        .anticon-unlock {
          display: none;
        }

        &:hover .anticon-unlock {
          display: initial;
        }

        &:hover .anticon-lock {
          display: none;
        }
      }
    }
  }

  .local-time {
    position: absolute;
    bottom: 60px;
    left: 60px;
    font-family: helvetica;

    .time {
      font-size: 70px;
    }

    .date {
      font-size: 40px;
    }
  }

  .computer-status {
    position: absolute;
    bottom: 60px;
    right: 60px;
    font-size: 24px;

    > * {
      margin-left: 14px;
    }

    .network {
      position: relative;

      &.offline::before {
        content: '';
        position: absolute;
        left: 50%;
        top: 50%;
        width: 2px;
        height: 28px;
        transform: translate(-50%, -50%) rotate(45deg);
        background-color: red;
        z-index: 10;
      }
    }
  }

  .text-red-500 {
    color: red;
  }

  .opration-btn {
    display: flex;
    justify-content: space-around;
    width: 100%;
    a {
      display: block;
      cursor: pointer;
    }
  }
}
</style>
